The students made their classroom clean 还是cleaned?

The students made their classroom clean 还是cleaned? the students have cleaned their classroom already.改否定句 The students cleaned the classroom (by themselves)还是(themsel The teacher made the students clean the classroom after scho The students( )their classroom every day.A cleansB clean Ccl school is over,and then the students clean their classroom. The classroom is cleaned by the students. The students have cleaned the classroom,_______? The classroom needs____.(A) clean (B) cleaned (C) to clean ( it takes the students 20 minutes to clean their classroom(对划 The students clean their classroom after school every day(用y the students clean the classroom every day